86697945

素因数分解:

$3^4\times 5^1\times {\mathrm{214069}}^1$

素因数の和:214086

約数の個数: 20

約数和(自身を含む): 155414820

約数和(自身を除く): 68716875

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 214069, 642207, 1070345, 1926621, 3211035, 5779863, 9633105, 17339589, 28899315, 86697945]

約数ペア:

[(1, 86697945), (3, 28899315), (5, 17339589), (9, 9633105), (15, 5779863), (27, 3211035), (45, 1926621), (81, 1070345), (135, 642207), (405, 214069)]